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Worldwide study finds that fertilizer destabilizes grasslands

Fertilizer could be too much of a good thing for the world’s grasslands. According to a study that monitored grasslands at 41 sites on five continents, fertilizer overuse results in wilder swings in productivity that could intensify the harm caused by drought.

Fuente : http://www.eurekalert.org/pub_releases/2014-02/uon…

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